All Tools

ZillaKit is a growing collection of free online tools that run entirely in your browser. From compressing images and merging PDFs to generating QR codes, transcribing audio, building printable puzzles and crunching everyday numbers, every tool works instantly — no sign-up, no watermarks and no upload, so your files stay on your device. This page is the complete directory: every tool we make, grouped by category so you can browse the whole toolkit at a glance. Use the search box to jump straight to what you need, or tap a category to leap down to its section. Teachers, developers, contractors, creators and curious minds all have a home here. Everything is free, and new tools land regularly.